HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Castries

Cheap flights from Simpson Bay (SXM) to Castries (SLU)

SXM — SLU
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Simpson Bay to Castries with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Simpson Bay to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Simpson Bay (SXM) to Castries (SLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Good one-way deal

$261 or less
Price to beat on a one-way flight from Simpson Bay Princess Juliana to Castries George F. L. Charle.
Search Deals

Best time to book a flight from Simpson Bay to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Simpson Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Simpson Bay to Castries

What is the cheapest time of day to fly from SXM to SLU?

Find hourly flight availability from Simpson Bay to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Simpson Bay to Castries, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Simpson Bay to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Simpson Bay to Castries flight route?

    Within the past month, 2 users have taken a look at flights from Simpson Bay Princess Juliana to Castries George F. L. Charle.

  • Can I find deals for flights from Simpson Bay to Castries that include hotel bookings?

    Yes. In addition to deals on Simpson Bay to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Simpson Bay to Castries?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Simpson Bay to Castries.

  • Can I find deals for business class flights from Simpson Bay to Castries?

    Yes. Cheapflights offers flight deals from Simpson Bay to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Simpson Bay to Castries?

    Currently, August is the cheapest month in which you can book a flight from Simpson Bay to Castries (average of $525). Flying from Simpson Bay to Castries in July is currently the most expensive (average of $767). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay
Marigot Bay

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Castries

Explore flights to Castries departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 30, 2025.
Newark to Castries flights
John F Kennedy Intl to Castries flights
Boston to Castries flights
Miami to Castries flights
Charlotte to Castries flights
Atlanta to Castries flights
Castries to Bridgetown flights
Castries to Kingstown flights
Castries to Port of Spain flights
Castries to Roseau flights
Castries to Kingstown flights
Castries to St. George's flights
Castries to Toronto Pearson Intl Airport flights
Castries to Toronto Pearson Intl Airport flights
Castries to Port of Spain flights
Castries to Atlanta flights
Castries to New York John F Kennedy Intl Airport flights
Castries to Miami flights
Castries to St. John's, Saint John flights
Castries to Bridgetown flights
Castries to Charlotte flights
Castries to New York John F Kennedy Intl Airport flights
Castries to Miami flights
Castries to Atlanta flights

Top airline flying from Simpson Bay to Castries

Discover the top airline that operate flights from Simpson Bay to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
WinairCheapest$450Average$544FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.